27
וַיְחַזֵּק יְהוָה אֶת־לֵב פַּרְעֹה וְלֹא אָבָה לְשַׁלְּחָם׃
7730. 'For we must take some of them to serve Jehovah [our God]' means that they must be used in worship of the Lord. This is clear from the meaning of 'serving' as worshipping, 'Jehovah' being the Lord, see above in 7727.